Even Al Gore, tweaked by conservatives for his multi-home, jet-setting lifestyle, has defended his bona fides by touting his family's purchase of carbon offsets.

Many cities are embarking on coordinated programs designed to significantly increase their tree cover, in order to address issues such as aesthetics, energy use, carbon sequestration, air quality, and stormwater runoff.

Manufacturing is a large consumer of energy.

În the past few weeks, EPA, New York City, and U.S. PIRG have released potentially useful information on greenhouse gas emissions, covering the national, state, and city level.

The third of four reports that comprise the Intergovernmental Panel on Climate Change's "Fourth Assessment Report on Climate Change" is scheduled to be released May 4, 2007, in Bangkok.

March went out like a lion for adversaries in the arena of food and pharmaceutical crop engineering.

On March 29, 2007, EPA finalized the Clean Air Fine Particle Implementation Rule.

Detailed mapping of land use on every acre of the contiguous US is now available from the US Geological Survey and the Multi-Resolution Land Characteristics Consortium.

A report on the environmental pros and cons of wind power is scheduled to be released April 25, 2007, by the National Academies National Research Council.

As interest in climate change escalates, lawsuits are increasingly a part of the picture, and many people and organizations are increasingly in need of advice on pertinent legal issues.